Dynamic Radar Cruise Control System

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: TERMINALS OF ECU

1. CHECK DRIVING SUPPORT ECU





NOTICE:
* As disconnecting the connector to perform inspections may cause DTCs to be stored, clear DTCs after performing inspections.
* As the connector may be damaged if a load of more than 10 kg (22 lb) is applied to it, do not apply any more load than necessary to the connector.

(a) Disconnect the G43 ECU connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the G43 ECU connector.

(d) Measure the voltage according to the value(s) in the table below.





If the result is not as specified, the ECU may be malfunctioning.

2. CHECK ECM





(a) Disconnect the C30, G44 and G45 ECM connectors.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the C30, G44 and G45 ECM connectors.

(d) Measure the voltage according to the value(s) in the table below.





If the result is not as specified, the ECM may be malfunctioning.